Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4929370 | Dry lubricant drilling of thru-holes in printed circuit boards | John W. Foster | 1990-05-29 |
| 4781495 | Dry lubricant drilling of thru-holes in printed circuit boards | John W. Foster | 1988-11-01 |
| 4410498 | Acid leaching of nickel from serpentinic laterite ores | Ronald R. Dunn | 1983-10-18 |